The Twitter App on the PS Vita, LiveTweet, has received a patch, updating it to version v2.00. The minor patch adds button control to the application, allowing you to operate the app using the hardware button in addition to the existing touch screen. Besides that, the patch improves software stability.

LiveTweet v2.00 Changelog:

You can operate using the buttons on the PS Vita system. Button control needs to be turned on from the [Settings] > [System] menu.